Summary of the invention
It is an object of the invention to, solve the ventilatory problem of the root of the plant of urban road both sides plantation.
Breathing freely pipeline in a kind of underground, lies against in the soil below plant, it is characterised in that breathes freely pipeline in described underground
The inner space of hollow is used for housing air, and the breathe freely sidewall of pipeline of described underground has certain thickness, and described sidewall is provided with
Pore, described air-vent is outer low and inner high, oblique offers, and forms an endoporus in inner side, forms an exit orifice in outside, exit orifice
The peak on upper edge is less than the minimum point on the lower edge of endoporus.
Breathe freely pipeline it should be understood that extraneous air can enter underground by number of ways, from as described in underground breathe freely
Introduced by pipeline above pipeline or the end introducing of pipeline of being breathed freely by described underground.
It is an advantage of the present invention that the underground that the present invention provides breathe freely pipeline can allow air be stored in described underground breathe freely
The inner space of pipeline hollow, then by the air-vent contact underground on sidewall, improves the breathing shape of plant root
Condition, on the other hand, the structure of air-vent is a low inside and high outside air duct, and soil cannot be introduced into underground and breathes freely in pipeline,
Can retentively under the air of ventilative pipeline unobstructed.
Further, wherein in an embodiment, described underground pipeline of breathing freely also includes: a ventilation unit, described
Ventilation unit is arranged at described underground and breathes freely an end of pipeline, or is communicated to described underground by other closed conducts and breathes freely
Pipeline.
Described ventilation unit forces described underground to breathe freely air flowing in pipeline, replaces described underground and breathes freely empty in pipeline
Gas, ensures to breathe freely the oxygen content of air in pipeline in described underground.
Further, wherein in an embodiment, described underground pipeline of breathing freely also includes that one controls device and one
It is arranged at the composition of air detection device breathing freely in pipeline in described underground;Described control device detects with described composition of air respectively
Device is connected with described ventilation unit.
Further, wherein in an embodiment, described composition of air detection device is carbon dioxide content detection dress
Put or content of oxygen detecting device.
The advantage of above example is, described control device controls described composition of air detection device by the predetermined time
Interval is detected, when the detection data of composition of air detection device reach preset value, and described control device just activates described logical
Wind apparatus introduces extraneous air, saves the energy as far as possible.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of description, and in order to allow the above and other objects, features and advantages of the present invention can
Become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, describe in detail as follows.
Detailed description of the invention
For the ease of understanding the present invention, below with reference to relevant drawings, the present invention is described more fully.In accompanying drawing
Give the better embodiment of the present invention.But, the present invention can realize in many different forms, however it is not limited to herein
Described embodiment.On the contrary, providing the purpose of these embodiments is to make to understand the disclosure more
Add thorough comprehensive.
First embodiment
Referring to Fig. 1, underground is breathed freely in the soil that pipeline 100 lies against below plant, breathes freely the sidewall of pipeline 100 in underground
10 have certain thickness, and it includes outside 11 and inner side 12.Underground breathe freely pipeline 100 sidewall 10 on be provided with air-vent 20,
Air-vent 20 is outer low and inner high, opposing sidewalls 10 from the inside to the outside, the most oblique offer, outside 11 is formed an exit orifice
30, inner side 12 is formed an endoporus 40.In exit orifice 30 along 31 peak less than endoporus 40 lower along 41 minimum point.
In the present embodiment, air-vent 20 is circular hole, and in other embodiments, air-vent 20 can also is that square hole or arbitrarily the most not
Rule hole.
Being provided only with an air-vent 20 in the present embodiment, as a rule, breathe freely the sidewall 10 of pipeline 100 in a underground
Being provided with multiple air-vent 20, in some embodiment, it is saturating that multiple air-vents can become a banding with lateral connection together
Pore.
Breathing freely the end of pipeline 100 or closing in underground, or is communicates directly to ground, or by pipeline communication to outside access
Air.In the present embodiment, the breathe freely cross section of pipeline 100, underground is rectangle, in other embodiments, cross section can also be circular,
Triangle, trapezoidal or other are irregularly shaped.The breathe freely longitudinal extension shape of pipeline 100 of underground can be strip or bending
Deng.
Underground shown in figure pipeline 100 of breathing freely can be considered an elementary cell, and it can also be arranged to multiple, and head and the tail connect
Connect, be linked to be a long underground and breathe freely pipeline, or launch multiple branch, wider to cover.
Air is stored in the inner space 102 of hollow by the underground that the present embodiment provides pipeline 100 of breathing freely, then passes through sidewall
Air-vent 20 on 10 enters inside soil, improves the breath state of plant root, on the other hand, due to the upper edge of exit orifice 30
The peak of 31 less than endoporus 40 lower along 41 minimum point, make soil cannot be introduced into underground and breathe freely in pipeline 100, maintain ground
The air of the most ventilative pipeline 100 is unobstructed.
Second embodiment
Referring to Fig. 2, the underground that the present embodiment provides pipeline 200 of breathing freely increases on the basis of pipeline 100 is breathed freely in underground
Ventilation unit 301, composition of air detection device 302 and control device 303.
The composition of air detection device 302 of the present embodiment is device for detection of carbon dioxide content.The ventilation dress of the present embodiment
Put 301 and include an air-blast device 3011 and an air exhausting device 3012.
In the present embodiment, the breathe freely main part of pipeline 200 of underground lies against in soil (figure bend dash area), its
In end be connected to air-blast device 3011 by breather line 411, another end passes through breather line 412 row of being connected to
Wind apparatus 3012.Detect that gas concentration lwevel exceedes preset value when controlling device 303 by composition of air detection device 302,
Controlling ventilation unit 301 to start working, the air breathed freely underground in pipeline 200 is replaced into fresh air.Wherein air-blast device
Fresh air is pressed into underground by 3011 breathes freely pipeline 200, by compulsion under air flowing in ventilative pipeline 200, from being not provided with drum
Other ends of wind apparatus 3011 are discharged, and ensure to breathe freely the oxygen content of air in pipeline 200 in underground.It is arranged at another end
Air exhausting device 3012 forces the air being breathed freely underground in pipeline 200 to be discharged, and uses with air-blast device 3011 simultaneously, it is possible to increase
Breathe freely the displacement efficiency of air in pipeline 200 in underground.
In the present embodiment, (figure is not in the inner space of the hollow of composition of air detection device 302 ventilative pipeline located underground
Show) in, control device 303 and be positioned at above soil, control device 303 and air-blast device 3011, air exhausting device 3012, and air
The cable that component detection apparatus 302 is surrounded by insulating barrier by outside is connected.Can also position it is understood that control device 303
Any position below soil, it is with air-blast device 3011, air exhausting device 3012, and composition of air detection device 302 it
Between, it would however also be possible to employ wireless signal connects, and unrestrictedly.
It addition, air-blast device 3011 and air exhausting device 3012, both can be separately installed, it is also possible to mounted in pairing mode, a ground
The quantity of the air-blast device/air exhausting device installed in lower gas venting system is not restricted by, but the direction that need to maintain the circulation of air
Concordance.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes more concrete and detailed, but also
Therefore the restriction to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that, for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, it is also possible to make some deformation and improvement, these broadly fall into the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.